First Grade Addition and Subtraction Within 100

Carlos sees 8 ladybugs on a bush. Ashley sees 14 lady bugs on the bush. How many more lady bugs does Ashley see than Carlos?

• 6

• 8

• 7

• 22

Tags

CCSS.1.OA.A.1

CCSS.1.OA.C.6

CCSS.1.OA.D.8

What are two related subtraction facts for 9+3=12?

• 12-3=9

• 9-12=3

• 12-9=3

• 12+9=21

Tags

CCSS.1.OA.A.1

CCSS.1.OA.B.4

CCSS.1.OA.C.6

CCSS.1.OA.D.7

What are two groups of tens you can add to get a sum of 50? Select the correct number sentence.

• 2 tens + 3 tens

• 5 tens + 1 ten

• 3 tens + 3 tens

• 2 tens + 4 tens

Tags

CCSS.1.NBT.B.2

CCSS.1.NBT.C.4

Jeff has 40 pennies. He gives some to Jill. He has 10 pennies left. How many pennies does Jeff give to Jill?

• 50 pennies

• 30 pennies

• 10 pennies

• 40 pennies

Tags

CCSS.1.OA.A.1

CCSS.1.OA.B.4

CCSS.1.OA.C.6

Find the missing addend.

46 + _____ = 52

• 10

• 7

• 6

• 1

Tags

CCSS.1.OA.A.1

CCSS.1.OA.B.4

CCSS.1.OA.D.8

Use the make a ten strategy to find the sum.

What is 37 + 8?

• 48

• 46

• 50

• 45

Tags

CCSS.1.NBT.C.4

CCSS.1.OA.C.6

I have some red roses and pink roses. I have 12 red roses. I have 6 more pink roses than red roses. How many roses do I have?

• 18

• 30

• 6

• 24

Tags

CCSS.1.NBT.B.2

CCSS.1.NBT.C.4

CCSS.1.OA.A.1

CCSS.1.OA.B.3

CCSS.1.OA.C.6

How many tens are there in 60?

• 0

• 6

Tags

CCSS.1.NBT.B.2

Draw to show tens. What is the sum?

40+50=_________

• 90

• 100

• 10

• 45

Tags

CCSS.1.NBT.B.2

CCSS.1.NBT.C.4

Find the sum.

54

+ 20

_________________

?

• 74

• 29

• 79

• 34

Tags

CCSS.1.NBT.C.4